Fig. 2From: The clinical course of idiopathic pulmonary fibrosis and its association to quality of life over time: longitudinal data from the INSIGHTS-IPF registryQoL at last follow-up visit and Change in QoL from baseline to last follow-up visit by change in lung function. * p-value < 0.05 in comparison to category ‘stable/ increase’ DLCO % predicted: diffusing capacity of the lung for carbon monoxide % predicted; FVC % predicted, forced vital capacity % predicted; QoL, quality of life; SGRQ, St. George’s Respiratory QuestionnaireBack to article page